Inventor · disambiguated record
Kenichi Nishikawa
Also filed as: NISHIKAWA KENICHI
51 granted patents·9 pending applications·1,045 citations·filing 1990–2022
98Inventor score
Files withNGK SPARK PLUG CO16FUJITSU LTD6MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6NITTO DENKO CORP6TDK CORP5
Top patents by PatentIndex Score
60 records- 0197US5258592AWaterproof switch apparatus for electronic deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Nov 2, 1993·263 cites·8 claims
- 0296US6160342AResistor-incorporated spark plug and manufacturing method of resistor-incorporated spark plugNGK SPARK PLUG CO·Filed 1998·Granted Dec 12, 2000·72 cites·25 claims
- 0395US5565157AMethod of making a spark plug insulatorNGK SPARK PLUG CO·Filed 1995·Granted Oct 15, 1996·66 cites·2 claims
- 0492US6334800B1Manufacturing method of resistor-incorporated spark plugNGK SPARK PLUG CO·Filed 2000·Granted Jan 1, 2002·29 cites·28 claims
- 0592US5508582ASpark plug insulator for use in internal combustion engineNGK SPARK PLUG CO·Filed 1994·Granted Apr 16, 1996·96 cites·2 claims
- 0689US8035040B2Electrical junction box provided with electric current sensorSUMITOMO WIRING SYSTEMS·Filed 2009·Granted Oct 11, 2011·20 cites·6 claims
- 0789US6566792B2Spark plugNGK SPARK PLUG CO·Filed 2001·Granted May 20, 2003·28 cites·14 claims
- 0888US6590318B2Spark plug having a reduced lead glaze layer on the insulator thereofNGK SPARK PLUG CO·Filed 2001·Granted Jul 8, 2003·26 cites·29 claims
- 0987US9605189B2Pressure-sensitive adhesive compositionNITTO DENKO CORP·Filed 2014·Granted Mar 28, 2017·5 cites·20 claims
- 1084US10009895B2Beamforming for selecting a transmitting direction based on feedback from a reception deviceFUJITSU LTD·Filed 2016·Granted Jun 26, 2018·4 cites·7 claims
- 1183US12115483B2Ventilation componentNITTO DENKO CORP·Filed 2020·Granted Oct 15, 2024·1 cites·11 claims
- 1283US10951486B2Terminal device, UI expansion method, and UI expansion programNIPPON TELEGRAPH & TELEPHONE·Filed 2018·Granted Mar 16, 2021·4 cites·7 claims
- 1383US6771009B2Spark plugNGK SPARK PLUG CO·Filed 2001·Granted Aug 3, 2004·27 cites·11 claims
- 1482US5859491ASpark plugNGK SPARK PLUG CO·Filed 1997·Granted Jan 12, 1999·32 cites·20 claims
- 1579US5181260AMethod for determining the amount of skew of image, method for correcting the same, and image data processing systemHITACHI LTD·Filed 1990·Granted Jan 19, 1993·87 cites·11 claims
- 1679US5129011AMethod and apparatus for retrieving image dataHITACHI LTD·Filed 1990·Granted Jul 7, 1992·52 cites·21 claims
- 1776US10392533B2Adhesive sheetNITTO DENKO CORP·Filed 2014·Granted Aug 27, 2019·1 cites·9 claims
- 1875US5761404AImage-data managing apparatusHITACHI LTD·Filed 1996·Granted Jun 2, 1998·78 cites·4 claims
- 1973US9548148B2R-T-B based sintered magnetTDK CORP·Filed 2012·Granted Jan 17, 2017·1 cites·11 claims
- 2070US5934453AKey top holding structureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 10, 1999·23 cites·24 claims
- 2166US8961712B2Rare earth based sintered magnetHAYAKAWA TAKUMA·Filed 2012·Granted Feb 24, 2015·2 cites·4 claims
- 2266US6188166B1Spark plug having a metal layer in a terminal metal pieceNGK SPARK PLUG CO·Filed 1999·Granted Feb 13, 2001·19 cites·14 claims
- 2365US6765340B2Spark plugNGK SPARK PLUG CO·Filed 2002·Granted Jul 20, 2004·9 cites·15 claims
- 2462US6822378B2Glaze layer for a spark plugNGK SPARK PLUG LTD·Filed 2002·Granted Nov 23, 2004·6 cites·12 claims
- 2561US12077694B2Pressure-sensitive adhesive sheet for surface protectionARAKAWA CHEM IND·Filed 2019·Granted Sep 3, 2024·0 cites·4 claims
- 2661US9896606B2Pressure-sensitive adhesive sheet and use thereofNITTO DENKO CORP·Filed 2014·Granted Feb 20, 2018·0 cites·20 claims
- 2761US6752677B2Method for producing spark plugNGK SPARK PLUG CO·Filed 2002·Granted Jun 22, 2004·5 cites·26 claims
- 2860US6744188B2Spark plugNGK SPARK PLUG CO·Filed 2001·Granted Jun 1, 2004·8 cites·8 claims
- 2959US8974235B2Electric connection box and relay moduleWASHIHIRA KENICHI·Filed 2010·Granted Mar 10, 2015·4 cites·5 claims
- 3059US6725221B2Image data transfer method and system thereforHITACHI LTD·Filed 2002·Granted Apr 20, 2004·16 cites·21 claims
- 3158US9082537B2R-T-B based permanent magnetTDK CORP·Filed 2014·Granted Jul 14, 2015·0 cites·20 claims
- 3257US2023262548A1Radio communication control device and radio communication control methodFUJITSU LTD·Filed 2022·Application pending·0 cites
- 3356US10005104B2Black coating film-forming vehicle component and/or fastening component, and manufacturing method thereofHONDA MOTOR CO LTD·Filed 2013·Granted Jun 26, 2018·0 cites·13 claims
- 3456US9631264B2Soft magnetic powder coreTDK CORP·Filed 2014·Granted Apr 25, 2017·0 cites·10 claims
- 3556US9318244B2Soft magnetic powder coreTDK CORP·Filed 2013·Granted Apr 19, 2016·0 cites·16 claims
- 3654US2024279834A1Additive for composite plating solutionsJCU CORP·Filed 2022·Application pending·0 cites
- 3753US6118411ALoop antenna and antenna holder thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Sep 12, 2000·23 cites·6 claims
- 3852US7081274B2Method for producing spark plugNGK SPARK PLUG CO·Filed 2002·Granted Jul 25, 2006·4 cites·21 claims
- 3952US5898248ASmall motor holding device in individual calling receiverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Apr 27, 1999·18 cites·12 claims
- 4051US10020102B2R-T-B based permanent magnet and rotating machineTDK CORP·Filed 2015·Granted Jul 10, 2018·0 cites·4 claims
- 4151US2009145650A1Screen mask, method for printing conductive bonding material, mounting method of mounting devices, and mounting substrateNISHIKAWA KENICHI·Filed 2008·Application pending·0 cites
- 4249US9605184B2Pressure-sensitive adhesive sheetNITTO DENKO CORP·Filed 2014·Granted Mar 28, 2017·0 cites·20 claims
- 4349US6590317B2Spark plugNGK SPARK PLUG CO·Filed 2001·Granted Jul 8, 2003·4 cites·34 claims
- 4448US10533022B2Silicon oligomer and production method thereforJCU CORP·Filed 2017·Granted Jan 14, 2020·0 cites·21 claims
- 4548US8285928B2Storage control apparatus and storage control method for recovering data in a failed storage device of a RAID sysytemMATSUI AKIRA·Filed 2008·Granted Oct 9, 2012·0 cites·11 claims
- 4648US6831396B2Spark plug with glaze and markingNGK SPARK PLUG CO·Filed 2001·Granted Dec 14, 2004·2 cites·23 claims
- 4748US6831395B2Spark plugNGK SPARK PLUG CO·Filed 2001·Granted Dec 14, 2004·3 cites·8 claims
- 4847US2009327758A1Storage apparatus and data processing method for storage apparatusSAKANAKA TOSHIMITU·Filed 2008·Application pending·0 cites
- 4945US6727541B2Semiconductor memory device having a trench capacitorTOSHIBA KK·Filed 2002·Granted Apr 27, 2004·6 cites·12 claims
- 5045US2016137673A1Silicon oligomer and production method thereforJCU CORP·Filed 2013·Application pending·0 cites
Showing the top 50 of 60 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →